Individual Calculations September 2018
 Cheikh-Boukal, Ziyad  Total change: -59.60  Rating chartPersonal card
 15e Open international de Plancoet PLANCOET FRA 2018-07-29
RcRownchangeKK*chgGame
 1770 1890 5.00 9 -0.91 40 -36.40 
  Mevel, Alberic f2169 FRA0.001-0.1640-6.40 
  Nicolas, Pierre 1743 FRA1.0010.304012.00 
  Rouast, Joseph 1601 FRA0.501-0.3440-13.60 
  Charil, Noa 1771 FRA0.001-0.6640-26.40 
  Couvreur, Remi 1680 FRA0.001-0.7740-30.80 
  Godefroy, Philippe 1666 FRA1.0010.22408.80 
  Verat-Fayolle, Celian 1759 FRA0.501-0.1840-7.20 
  Chachiachvili, Mariam 1762 GEO1.0010.334013.20 
  Oney, Fatmanur 1780 TUR1.0010.354014.00 

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 
 2018 African Youth Chess Championships - Under 14 Boys Kisumu City KEN 2018-08-12
RcRownchangeKK*chgGame
 1560 1890 5.50 7 -0.58 40 -23.20 
  Mhlanga, Matthew 1490  * ZIM1.0010.08403.20 
  Eaton, Dante c1625 RSA1.0010.18407.20 
  Gichuki, Jeff c1579 KEN1.0010.14405.60 
  Oosthuizen, Michal Jacobus 1578 RSA0.501-0.3640-14.40 
  Tamer, Mohamed f1665 EGY0.001-0.7840-31.20 
  Kanyike, Victor 1490  * UGA1.0010.08403.20 
  Shah, Viraj Bhaveshu 1490  * KEN1.0010.08403.20 
 * Rating difference of more than 400. Please read more at FIDE Handbook

Rc - average rating of rated opponents, Ro - rating of a player in a tournament, Rp - rating performance of an unrated player, W - points won in a tournament against rated opponents, N - total number of games against rated opponents, Change - change used for calculation according to formula, K - development coefficient, Kchg - rating change of a player calculated as (K * change)
 

 

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